JP2015228374A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2015228374A5 JP2015228374A5 JP2015127033A JP2015127033A JP2015228374A5 JP 2015228374 A5 JP2015228374 A5 JP 2015228374A5 JP 2015127033 A JP2015127033 A JP 2015127033A JP 2015127033 A JP2015127033 A JP 2015127033A JP 2015228374 A5 JP2015228374 A5 JP 2015228374A5
- Authority
- JP
- Japan
- Prior art keywords
- compound
- electrolytic solution
- positive electrode
- aqueous electrolyte
- aliphatic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 150000001875 compounds Chemical class 0.000 claims 28
- 125000001931 aliphatic group Chemical group 0.000 claims 18
- 239000008151 electrolyte solution Substances 0.000 claims 14
- 239000011255 nonaqueous electrolyte Substances 0.000 claims 11
- WHXSMMKQMYFTQS-UHFFFAOYSA-N lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims 8
- 229910052744 lithium Inorganic materials 0.000 claims 8
- 238000004519 manufacturing process Methods 0.000 claims 8
- 239000000126 substance Substances 0.000 claims 8
- 239000000654 additive Substances 0.000 claims 7
- 230000000996 additive Effects 0.000 claims 7
- 229910013131 LiN Inorganic materials 0.000 claims 6
- 238000000354 decomposition reaction Methods 0.000 claims 6
- 229910052739 hydrogen Inorganic materials 0.000 claims 6
- 239000001257 hydrogen Substances 0.000 claims 6
- 239000007774 positive electrode material Substances 0.000 claims 6
- -1 LiCF 3 SO 3 Inorganic materials 0.000 claims 4
- 229910003002 lithium salt Inorganic materials 0.000 claims 4
- 159000000002 lithium salts Chemical class 0.000 claims 4
- KVNRLNFWIYMESJ-UHFFFAOYSA-N Butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 claims 3
- RFFFKMOABOFIDF-UHFFFAOYSA-N Pentanenitrile Chemical compound CCCCC#N RFFFKMOABOFIDF-UHFFFAOYSA-N 0.000 claims 3
- FVSKHRXBFJPNKK-UHFFFAOYSA-N Propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 claims 3
- 229910052801 chlorine Inorganic materials 0.000 claims 3
- 239000000460 chlorine Substances 0.000 claims 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims 3
- 229910052731 fluorine Inorganic materials 0.000 claims 3
- 239000011737 fluorine Substances 0.000 claims 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims 3
- 150000002431 hydrogen Chemical class 0.000 claims 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 3
- 239000000203 mixture Substances 0.000 claims 3
- 239000002904 solvent Substances 0.000 claims 3
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 claims 2
- IEJIGPNLZYLLBP-UHFFFAOYSA-N Dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims 2
- 229910010238 LiAlCl 4 Inorganic materials 0.000 claims 2
- 229910010090 LiAlO 4 Inorganic materials 0.000 claims 2
- 229910015015 LiAsF 6 Inorganic materials 0.000 claims 2
- 229910013063 LiBF 4 Inorganic materials 0.000 claims 2
- 229910013870 LiPF 6 Inorganic materials 0.000 claims 2
- 229910012424 LiSO 3 Inorganic materials 0.000 claims 2
- 229910012513 LiSbF 6 Inorganic materials 0.000 claims 2
- RUOJZAUFBMNUDX-UHFFFAOYSA-N Propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims 2
- RSYNHXZMASRGMC-UHFFFAOYSA-M butan-2-yl carbonate Chemical compound CCC(C)OC([O-])=O RSYNHXZMASRGMC-UHFFFAOYSA-M 0.000 claims 2
- 239000002131 composite material Substances 0.000 claims 2
- 150000005676 cyclic carbonates Chemical class 0.000 claims 2
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 claims 2
- 239000010410 layer Substances 0.000 claims 2
- 239000011241 protective layer Substances 0.000 claims 2
- YEJRWHAVMIAJKC-UHFFFAOYSA-N γ-lactone 4-hydroxy-butyric acid Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 claims 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate dianion Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims 1
- 229910013684 LiClO 4 Inorganic materials 0.000 claims 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 claims 1
- 229910015643 LiMn 2 O 4 Inorganic materials 0.000 claims 1
- 229910014689 LiMnO Inorganic materials 0.000 claims 1
- 229910013716 LiNi Inorganic materials 0.000 claims 1
- 229910013290 LiNiO 2 Inorganic materials 0.000 claims 1
- 125000002947 alkylene group Chemical group 0.000 claims 1
- 150000005678 chain carbonates Chemical class 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
Claims (20)
負極にＳＥＩ層（保護層）を形成する添加剤として、下記の化学式１で表される化合物又はその分解産物を電解液中に１重量％〜１０重量％と、及び
正極に錯体を形成する添加剤として、脂肪族モノニトリル化合物を電解液中に１重量％〜４０重量％とを含んでなり、
前記リチウム塩は、ＬｉＣｌＯ ４ 、ＬｉＣＦ ３ ＳＯ ３ 、ＬｉＰＦ ６ 、ＬｉＢＦ ４ 、ＬｉＡｓＦ ６ 、ＬｉＳｂＦ ６ 、ＬｉＮ（ＣＦ ３ ＳＯ ２ ） ２ 、ＬｉＮ（Ｃ ２ Ｆ ５ ＳＯ ２ ） ２ 、ＬｉＡｌＯ ４ 、ＬｉＡｌＣｌ ４ 、ＬｉＳＯ ３ ＣＦ ３ 及びＬｉＮ（Ｃ ｘ Ｆ ２ｘ＋１ ＳＯ ２ ）（Ｃ ｙ Ｆ ２ｙ＋１ ＳＯ ２ ）（左記の化学式において、ｘ及びｙは自然数である。）から選択される、
非水電解液。
Ｘ、Ｙはそれぞれ独立的に水素、塩素又はフッ素であり、
Ｘ及びＹが全部水素である場合は除く。］ A nonaqueous electrolytic solution comprising a lithium salt, a solvent, and an additive,
As an additive for forming a SEI layer (protective layer) on the negative electrode, 1% by weight to 10 % by weight of a compound represented by the following chemical formula 1 or a decomposition product thereof in the electrolytic solution, and an additive for forming a complex on the positive electrode As an agent, an aliphatic mononitrile compound is included in an electrolytic solution in an amount of 1 to 40 % by weight,
The lithium salt, LiClO 4, LiCF 3 SO 3 , LiPF 6, LiBF 4, LiAsF 6, LiSbF 6, LiN (CF 3 SO 2) 2, LiN (C 2 F 5 SO 2) 2, LiAlO 4, LiAlCl 4 , LiSO 3 CF 3 and LiN (C x F 2x + 1 SO 2 ) (C y F 2y + 1 SO 2 ) (in the chemical formula on the left, x and y are natural numbers).
Non-aqueous electrolyte.
X and Y are each independently hydrogen, chlorine or fluorine;
Except when X and Y are all hydrogen. ]
請求項１に記載の非水電解液。
Ｎ≡Ｃ−Ｒ … 化学式２
［前記式中、
Ｒは（ＣＨ ２ ） ｎ −ＣＨ ３ であり、
ｎ＝１〜１１の整数である。］ The aliphatic mononitrile compound is represented by the following chemical formula 2 :
The nonaqueous electrolytic solution according to claim 1.
N≡C—R Formula 2
[In the above formula,
R is (CH 2) n -CH 3,
n is an integer of 1 to 11. ]
請求項１又は２に記載の非水電解液。 The aliphatic mononitrile compound is butyronitrile, valeronitrile, propionitrile or a mixture thereof,
The nonaqueous electrolytic solution according to claim 1 or 2.
エチレンカーボネート（ＥＣ）、プロピレンカーボネート（ＰＣ）及びγ−ブチロラクトン（ＧＢＬ）からなる群より１種以上選ばれる環状カーボネート；
ジエチルカーボネート（ＤＥＣ）、ジメチルカーボネート（ＤＭＣ）、エチルメチルカーボネート（ＥＭＣ）及びメチルプロピルカーボネート（ＭＰＣ）からなる群より１種以上選ばれる鎖状カーボネート；又は、
前記環状カーボネート及び鎖状カーボネートの全部、
を含むことを特徴とする、
請求項１〜３の何れか一項に記載の非水電解液。 The solvent is
A cyclic carbonate selected from the group consisting of ethylene carbonate (EC), propylene carbonate (PC) and γ-butyrolactone (GBL);
A linear carbonate selected from the group consisting of diethyl carbonate (DEC), dimethyl carbonate (DMC), ethyl methyl carbonate (EMC) and methyl propyl carbonate (MPC); or
All of the cyclic carbonate and chain carbonate,
Including,
The nonaqueous electrolytic solution according to any one of claims 1 to 3.
請求項１〜４の何れか一項に記載の非水電解液。 It further comprises an aliphatic dinitrile compound as an additive,
The nonaqueous electrolytic solution according to any one of claims 1 to 4.
前記化合物が、アルキレン化合物、Ｓ系化合物及びラクタム系化合物からなる群より選ばれたものであることを特徴とする、
請求項１〜５の何れか一項に記載の非水電解液。 Further comprising a compound capable of forming a passive film on the negative electrode surface;
Wherein the compound is characterized in that alkylene compounds are those selected from the group consisting of S compounds and lactam compounds,
The nonaqueous electrolytic solution according to any one of claims 1 to 5.
請求項１〜６の何れか一項に記載の非水電解液を備えてなることを特徴とする、
電気化学素子。 A positive electrode, a negative electrode, and
It comprises the non-aqueous electrolyte according to any one of claims 1 to 6 ,
Electrochemical element.
負極にＳＥＩ層（保護層）を形成する添加剤として、下記の化学式１で表される化合物又はその分解産物を電解液中に１重量％〜１０重量％含有する非水電解液と、
を備えてなり、
前記脂肪族モノニトリル化合物は、正極に錯体を形成する添加剤であり、
前記正極活物質は、ＬｉＣｏＯ ２ 、ＬｉＮｉＯ ２ 、ＬｉＭｎ ２ Ｏ ４ 、ＬｉＭｎＯ ２ 及びＬｉＮｉ １−ｘ Ｃｏ ｘ Ｍ ｙ Ｏ ２ (ここで、０≦ｘ≦１、０≦ｙ≦１、０≦ｘ＋ｙ≦１であり、Ｍは金属である。）からなる群より選択される１種以上である、
電気化学素子。
Ｘ、Ｙはそれぞれ独立的に水素、塩素又はフッ素であり、
Ｘ及びＹが全部水素である場合は除く。］ A positive electrode having a composite formed between the surface of the positive electrode active material and the aliphatic mononitrile compound;
As an additive for forming a SEI layer (protective layer) on the negative electrode, a nonaqueous electrolytic solution containing 1 to 10 % by weight of a compound represented by the following chemical formula 1 or a decomposition product thereof in the electrolytic solution;
With
The aliphatic mononitrile compound is an additive that forms a complex on the positive electrode ,
The positive active material, LiCoO 2, LiNiO 2, LiMn 2 O 4, LiMnO 2 and LiNi 1-x Co x M y O 2 ( where, 0 ≦ x ≦ 1,0 ≦ y ≦ 1,0 ≦ x + y ≦ 1 and M is a metal.) Is at least one selected from the group consisting of:
Electrochemical element.
X and Y are each independently hydrogen, chlorine or fluorine;
Except when X and Y are all hydrogen. ]
請求項８に記載の電気化学素子。 The electrochemical element according to claim 8.
Ｎ≡Ｃ−Ｒ … 化学式２ N≡C—R Formula 2
［前記式中、 [In the above formula,
Ｒは(ＣＨ R is (CH ２2 )) ｎn −ＣＨ-CH ３3 であり、And
ｎ＝１〜１１の整数である。］ n is an integer of 1 to 11. ]
前記脂肪族モノニトリル化合物が添加された電解液から製造された電気化学素子を高温処理して形成され、或いは、
前記脂肪族モノニトリル化合物が添加された電解液に、集電体上に正極活物質が塗布された正極を浸漬した後に、高温処理して形成されることを特徴とする、
請求項８又は９に記載の電気化学素子。 A composite formed between the surface of the positive electrode active material and the aliphatic mononitrile compound,
Formed by high-temperature treatment of an electrochemical device manufactured from an electrolyte solution to which the aliphatic mononitrile compound is added, or
The electrolytic solution to which the aliphatic mononitrile compound is added is formed by immersing a positive electrode on which a positive electrode active material is applied on a current collector and then performing a high temperature treatment,
The electrochemical element according to claim 8 or 9.
請求項１０に記載の電気化学素子。 The high temperature treatment is performed at a temperature of 30 ° C. or higher before the assembly of the electrochemical element or after the assembly of the electrochemical element.
The electrochemical device according to claim 10.
請求項８〜１１の何れか一項に記載の電気化学素子。 The electrochemical element as described in any one of Claims 8-11.
請求項８〜１１の何れか一項に記載の電気化学素子。 The electrochemical element as described in any one of Claims 8-11.
リチウム塩と、溶媒と、脂肪族モノニトリルを含む添加剤とを含んでなる非水電解液を製造する段階と、 Producing a non-aqueous electrolyte comprising a lithium salt, a solvent, and an additive comprising an aliphatic mononitrile;
正極活物質が集電体上に塗布された正極を、前記非水電解液に浸漬する段階と、 Immersing the positive electrode in which the positive electrode active material is applied on the current collector in the non-aqueous electrolyte; and
前記正極が浸漬された非水電解液を、３０〜１００℃の温度で高温処理し、前記正極活物質の表面と脂肪族モノニトリル化合物との間に錯体を形成する段階と、 Treating the non-aqueous electrolyte in which the positive electrode is immersed at a temperature of 30 to 100 ° C. to form a complex between the surface of the positive electrode active material and the aliphatic mononitrile compound;
を含み、 Including
前記脂肪族モノニトリルは、ブチロニトリル、バレロニトリル、プロピオニトリル及びこれらの混合物の中から選ばれる、 The aliphatic mononitrile is selected from butyronitrile, valeronitrile, propionitrile, and mixtures thereof.
リチウム二次電池の製造方法。 A method for producing a lithium secondary battery.
請求項１４に記載のリチウム二次電池の製造方法。The method for producing a lithium secondary battery according to claim 14.
請求項１４又は請求子１５に記載のリチウム二次電池の製造方法。The method for manufacturing a lithium secondary battery according to claim 14 or claim 15.
前記化合物は、アルキレン化合物、Ｓ系化合物及びラクタム系化合物からなる群より選ばれたものであることを特徴とする、The compound is selected from the group consisting of an alkylene compound, an S compound and a lactam compound,
請求項１４から請求項１６の何れか一項に記載のリチウム二次電池の製造方法。The manufacturing method of the lithium secondary battery as described in any one of Claims 14-16.
請求項１４から請求項１７の何れか一項に記載のリチウム二次電池の製造方法。The manufacturing method of the lithium secondary battery as described in any one of Claims 14-17.
Ｘ、Ｙはそれぞれ独立的に水素、塩素又はフッ素であり、 X and Y are each independently hydrogen, chlorine or fluorine;
Ｘ及びＹが全部水素である場合は除く。］ Except when X and Y are all hydrogen. ]
前記脂肪族モノニトリル化合物は、前記電解液中に１重量％〜４０重量％含まれる、 The aliphatic mononitrile compound is included in the electrolytic solution in an amount of 1 wt% to 40 wt%.
請求項１８に記載のリチウム二次電池の製造方法。 The method for producing a lithium secondary battery according to claim 18.
請求項１８又は請求項１９に記載のリチウム二次電池の製造方法。 The method for producing a lithium secondary battery according to claim 18 or 19.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20060014650 | 2006-02-15 | ||
| KR10-2006-0014650 | 2006-02-15 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013106472A Division JP6150613B2 (en) | 2006-02-15 | 2013-05-20 | Non-aqueous electrolyte with improved safety, electrochemical element, and method for producing electrochemical element |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2015228374A JP2015228374A (en) | 2015-12-17 |
| JP2015228374A5 true JP2015228374A5 (en) | 2016-08-04 |
| JP6150849B2 JP6150849B2 (en) | 2017-06-21 |
Family
ID=38371757
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008555155A Pending JP2009527088A (en) | 2006-02-15 | 2007-02-15 | Non-aqueous electrolyte and electrochemical device with improved safety |
| JP2013106472A Active JP6150613B2 (en) | 2006-02-15 | 2013-05-20 | Non-aqueous electrolyte with improved safety, electrochemical element, and method for producing electrochemical element |
| JP2015127033A Active JP6150849B2 (en) | 2006-02-15 | 2015-06-24 | Non-aqueous electrolyte with improved safety, electrochemical element and method for producing lithium secondary battery |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008555155A Pending JP2009527088A (en) | 2006-02-15 | 2007-02-15 | Non-aqueous electrolyte and electrochemical device with improved safety |
| JP2013106472A Active JP6150613B2 (en) | 2006-02-15 | 2013-05-20 | Non-aqueous electrolyte with improved safety, electrochemical element, and method for producing electrochemical element |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20100233549A1 (en) |
| EP (1) | EP1994599B1 (en) |
| JP (3) | JP2009527088A (en) |
| KR (1) | KR20070082551A (en) |
| CN (1) | CN101385182A (en) |
| TW (1) | TWI341603B (en) |
| WO (1) | WO2007094626A1 (en) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI371124B (en) | 2006-01-12 | 2012-08-21 | Lg Chemical Ltd | Non-aqueous electrolyte and electrochemical device with an improved safety |
| KR100814885B1 (en) | 2006-11-17 | 2008-03-20 | 삼성에스디아이 주식회사 | Rechargeable lithium battery |
| KR20090063441A (en) * | 2007-12-14 | 2009-06-18 | 삼성에스디아이 주식회사 | Lithium secondary battery |
| CN101897073B (en) * | 2007-12-17 | 2013-05-22 | 株式会社Lg化学 | Non-aqueous electrolyte solution for lithium secondary battery and lithium secondary battery comprising the same |
| JP5287352B2 (en) * | 2008-02-29 | 2013-09-11 | 株式会社エクォス・リサーチ | Electrolyte for lithium ion battery |
| KR101075319B1 (en) | 2008-05-21 | 2011-10-19 | 삼성에스디아이 주식회사 | Electrolyte for lithium ion secondary battery and lithium ion secondary battery comprising the same |
| KR100988666B1 (en) * | 2008-05-21 | 2010-10-18 | 삼성에스디아이 주식회사 | Electrolyte for lithium ion secondary battery and lithium ion secondary battery comprising the same |
| KR100988657B1 (en) * | 2008-05-21 | 2010-10-18 | 삼성에스디아이 주식회사 | Electrolyte for lithium ion secondary battery and lithium ion secondary battery comprising the same |
| KR101050333B1 (en) | 2008-07-07 | 2011-07-19 | 삼성에스디아이 주식회사 | Lithium secondary battery |
| CN102210046B (en) * | 2008-11-11 | 2015-01-21 | 株式会社Lg化学 | Lithium secondary battery containing a non-aqueous electrolytic solution |
| JP5300468B2 (en) * | 2008-12-26 | 2013-09-25 | 昭和電工株式会社 | Non-aqueous electrolyte |
| KR101135491B1 (en) | 2009-02-13 | 2012-04-13 | 삼성에스디아이 주식회사 | Positive electrode for rechargeable lithium and rechargeable lithium battery comprising same |
| JP5398321B2 (en) * | 2009-03-30 | 2014-01-29 | 関東電化工業株式会社 | Non-aqueous electrolyte for secondary battery and non-aqueous electrolyte secondary battery |
| JP5589312B2 (en) * | 2009-06-17 | 2014-09-17 | 三菱化学株式会社 | Non-aqueous electrolyte for secondary battery and secondary battery using the same |
| US9093702B2 (en) | 2009-09-03 | 2015-07-28 | Samsung Sdi Co., Ltd. | Electrolytic solution for lithium battery, lithium battery employing the same and method for operating the lithium battery |
| CN102593517B (en) * | 2012-04-09 | 2014-05-07 | 山东鸿正电池材料科技有限公司 | Non-aqueous electrolyte for lithium iron phosphate battery |
| TWI473321B (en) * | 2012-12-12 | 2015-02-11 | Ind Tech Res Inst | Lithium battery and method for manufacturing the same |
| FR3002369B1 (en) * | 2013-02-19 | 2015-10-30 | Commissariat Energie Atomique | ELECTROCHEMICAL CELL FOR LITHIUM ION BATTERY COMPRISING A NEGATIVE ELECTRODE BASED ON SILICON AND A SPECIFIC ELECTROLYTE |
| FR3018635A1 (en) * | 2014-03-14 | 2015-09-18 | Arkema France | IMPROVING IONIC ELECTROLYTE CONDUCTIVITY BASED ON IMIDAZOLATE LITHIUM SALTS |
| US9666906B2 (en) | 2014-05-15 | 2017-05-30 | Nano And Advanced Materials Institute Limited | High voltage electrolyte and lithium ion battery |
| KR101588616B1 (en) * | 2015-04-29 | 2016-01-28 | 한밭대학교 산학협력단 | Lithium secondary battery having Improved Low-temperature discharge property and Room-temperature lifespan characteristics |
| KR102331068B1 (en) * | 2018-02-09 | 2021-11-25 | 삼성에스디아이 주식회사 | Lithium battery having characteristic of safety for penetration and method for preparing the same |
| CN112687942B (en) * | 2020-12-23 | 2022-06-07 | 宁德新能源科技有限公司 | Electrochemical device, method of manufacturing the same, and electronic device |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5589295A (en) * | 1995-12-06 | 1996-12-31 | Derzon; Dora K. | Thin film polymeric gel electrolytes |
| US6506524B1 (en) * | 1996-10-03 | 2003-01-14 | National Research Council Of Canada | Electrolyte comprising fluoro-ethylene carbonate and propylene carbonate, for alkali metal-ion secondary battery |
| US6743947B1 (en) * | 1999-05-10 | 2004-06-01 | The United States Of America As Represented By The Secretary Of The Army | Electrochemically stable onium salts and electrolytes containing such for electrochemical capacitors |
| JP2001313075A (en) * | 2000-04-27 | 2001-11-09 | Sony Corp | Gel-like electrolyte and gel-like electrolyte cell |
| DE10111410C1 (en) * | 2001-03-08 | 2002-07-25 | Chemetall Gmbh | Lithium bis(oxalato)borate electrolyte, used in electrochemical storage system or electrochromic formulation, e.g. window, contains ternary solvent system |
| DE10212609B4 (en) * | 2002-03-21 | 2015-03-26 | Epcos Ag | Electrolytic solution and its use |
| JP4609751B2 (en) * | 2002-07-15 | 2011-01-12 | 宇部興産株式会社 | Lithium secondary battery |
| KR100515298B1 (en) * | 2003-03-24 | 2005-09-15 | 삼성에스디아이 주식회사 | A non-aqueous electrolyte and a lithium secondary battery comprising the same |
| DE602004004956T2 (en) * | 2003-08-20 | 2007-11-08 | Samsung SDI Co., Ltd., Suwon | Electrolyte for rechargeable lithium battery and rechargeable lithium battery containing the same |
| KR100657225B1 (en) * | 2003-09-05 | 2006-12-14 | 주식회사 엘지화학 | Electrolyte solvent for improving safety of battery and lithium secondary battery comprising the same |
| TWI302760B (en) * | 2004-01-15 | 2008-11-01 | Lg Chemical Ltd | Electrochemical device comprising aliphatic nitrile compound |
| US7776475B2 (en) * | 2004-08-03 | 2010-08-17 | Samsung Sdi Co., Ltd. | Lithium rechargeable battery and lithium rechargeable battery pack |
| KR100776913B1 (en) * | 2005-02-02 | 2007-11-15 | 주식회사 엘지화학 | Electrochemical device comprising aliphatic mono-nitrile compound |
| KR101191636B1 (en) * | 2005-02-28 | 2012-10-18 | 삼성에스디아이 주식회사 | Electrolyte for lithium battery and lithium battery comprising same |
-
2007
- 2007-02-14 TW TW096105473A patent/TWI341603B/en active
- 2007-02-15 CN CNA2007800054298A patent/CN101385182A/en active Pending
- 2007-02-15 US US12/223,953 patent/US20100233549A1/en not_active Abandoned
- 2007-02-15 WO PCT/KR2007/000810 patent/WO2007094626A1/en active Application Filing
- 2007-02-15 EP EP07708960.5A patent/EP1994599B1/en active Active
- 2007-02-15 KR KR1020070015817A patent/KR20070082551A/en not_active Application Discontinuation
- 2007-02-15 JP JP2008555155A patent/JP2009527088A/en active Pending
-
2013
- 2013-05-20 JP JP2013106472A patent/JP6150613B2/en active Active
-
2015
- 2015-06-24 JP JP2015127033A patent/JP6150849B2/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2015228374A5 (en) | ||
| JP6150849B2 (en) | Non-aqueous electrolyte with improved safety, electrochemical element and method for producing lithium secondary battery | |
| US10263284B2 (en) | Non-aqueous liquid electrolyte and lithium secondary battery comprising the same | |
| US10276894B2 (en) | Non-aqueous liquid electrolyte and lithium secondary battery comprising the same | |
| JP5096263B2 (en) | Method for producing electrolyte, cell and passivating layer | |
| JP5621770B2 (en) | Non-aqueous electrolyte secondary battery and method for producing non-aqueous electrolyte secondary battery | |
| EP3076473B1 (en) | Non-aqueous electrolyte and lithium secondary battery comprising the same | |
| US20150118579A1 (en) | Electrolytic Solution for Nonaqueous Electrolyte Batteries and Nonaqueous Electrolyte Battery Using the Same | |
| US20160268633A1 (en) | Copolymers with a polyacrylic acid backbone as performance enhancers for lithium-ion cells | |
| KR20110033106A (en) | Method for preparing an electrochemical cell having a gel electrolyte | |
| US20150380769A1 (en) | Nonaqueous electrolyte secondary battery | |
| CN105633467A (en) | Electrolyte and lithium ion battery adopting same | |
| JP2019515443A (en) | Non-aqueous electrolyte for lithium ion battery and lithium ion battery using this electrolyte | |
| KR20080110404A (en) | Additive for non-aqueous electrolyte and secondary battery using the same | |
| US20150171471A1 (en) | Lithium battery and electrolyte additive for lithium battery | |
| JP6208560B2 (en) | Lithium secondary battery | |
| JP2005228631A (en) | Electrolytic solution for secondary battery, and secondary battery using the same | |
| US9160033B2 (en) | Non-aqueous electrolyte composition and non-aqueous electrolyte secondary battery | |
| JP6723228B2 (en) | Non-aqueous electrolyte and lithium secondary battery containing the same | |
| KR20160036807A (en) | Non-aqueous liquid electrolyte and lithium secondary battery comprising the same | |
| US20210104726A1 (en) | Electrolytic solution for lithium ion secondary battery and a lithium ion secondary battery | |
| US20190214681A1 (en) | Non-aqueous Liquid Electrolyte and Lithium Secondary Battery Comprising the Same | |
| JP4770053B2 (en) | Electrode surface film forming agent | |
| US20240204254A1 (en) | Nonaqueous electrolyte solution, nonaqueous electrolyte solution battery, and method for producing nonaqueous electrolyte solution battery | |
| JP2018526789A (en) | Lithium secondary battery containing non-aqueous electrolyte |